Storage case



FIG. 1 is a perspective view of my new design for a storage case;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The line shading being indicative of a transparent or translucent surface and the stippling being indicative of a white or colored surface. 

CLAIM The ornamental design for a storage case, as shown and described. 